Meteorological Observations. 



xix 



Abstract of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of March 1868. 



Hourly Means, &c. of the Observations and of the Hygrometrical elements 

 dependent thereon. 







.Range of the Barometer 

 for each hour during 





Bange of the Tempera- 

 ture for each hour 



Hour 



ec f-H CO 

 ^3 





the month. 





during the month. 



Max. 



Min. 



Diff. 



Max. 



Min. 



Diff. 





Inches. 



Inches. 



Inches. 



Inches. 



















Mid- 



















night. 



29.889 



30.023 



29.782 



0.241 



74.5 



81.5 



67.7 



13.8 



1 



.879 



.005 



.772 



.233 



73.8 



80.5 



67.0 



13.5 



2 



3 



4 



.867 



29.989 



.759 



.230 



73.2 



80.0 



66.5 



13.5 



.858 



.980 



.747 



.233 



72.8 



79.5 



66.0 



13.5 



.856 



.990 



.762 



.228 



72.2 



78.5 



65.0 



13.5 



5 



.870 



30.004 



.776 



.228 



71.8 



77.5 



64.0 



13.5 



6 



7 



.889 



.025 



.794 



.231 



71.4 



77.3 



63.0 



14.3 



.910 



.042 



.814 



.228 



71.9 



78.2 



62.7 



15.5 



8 



.937 



.076 



.846 



.230 



74.9 



80.0 



66.7 



13.3 



9 



.955 



.101 



.857 



.244 



78.5 



84.0 



69.8 



14.2 



10 



.960 



.105 



.863 



.242 



81.7 



88.6 



73.4 



15.2 



11 



.948 



.093 



.848 



.245 



84.6 



91.5 



75.5 



16.0 



Noon. 



.923 



.065 



.828 



.237 



86.6 



92-9 



77.0 



15.9 



1 



.895 



.033 



.795 



.238 



88.1 



94.0 



78.4 



15.6 



2 

 3 

 4 

 5 



.864 



29.993 



.769 



.224 



89.2 



95.2 



80.0 



15.2 



.840 



.973 



.732 



.241 



89.6 



96.0 



80.5 



15.5 



.828 



.958 



.722 



.236 



89.3 



96.7 



81.0 



15.7 



.827 



.954 



.719 



.235 



88.1 



95.5 



79.0 



16.5 



6 



7 



.834 



.963 



.722 



.241 



85.1 



91.5 



76.5 



15.0 



.849 



.967 



.730 



.237 



81.9 



88.0 



74.4 



13.6 



8 



.872 



.979 



.750 



.229 



79.7 



86.2 



71.5 



14.7 



9 



.891 



.995 



.762 



.233 



77.8 



84,5 



70.5 



14.0 



10 



.900 



30.011 



.769 



.242 



76.5 



82.6 



69.6 



13.0 



11 



.897 



.031 



.763 



.268 



75.5 



81.0 



68.2 



12.8 



The Mean Height of the Barometer, as likewise the Dry and Wet Bulb 

 lhermometer Means are derived from the observations made at the several 

 nours during the month. 



